Home / 25,102.14-37,646.61-11,928.30

Finding the Fourth Proportional to 25,102.14, 37,646.61 and 11,928.30

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Solution

The fourth proportional to 25,102.14, 37,646.61 and 11,928.30 is: 17,889.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,102.14 : 37,646.61 = 11,928.30 : x
  2. Step 2: Convert to fraction form
    25,102.14/37,646.61 = 11,928.30/x
  3. Step 3: Cross multiply
    25,102.14x = 37,646.61 × 11,928.30
  4. Step 4: Simplify right side
    25,102.14x = 449,060,058.06
  5. Step 5: Solve for x
    x = 449,060,058.06/25,102.14
  6. Step 6: Final answer
    x = 17,889.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.